Latest release
Choose Kimi K3.1 Pro
Kimi K3.1 Pro is the newer release (Oct 23, 2026, against Oct 12, 2026 for Muse Wonder Full).
Choose Kimi K3.1 Pro for the latest release; on the other points the two are level or the data is missing.
Each answer below comes straight from the published prices, specifications and independent benchmark results.
Choose Kimi K3.1 Pro
Kimi K3.1 Pro is the newer release (Oct 23, 2026, against Oct 12, 2026 for Muse Wonder Full).
| Kimi K3.1 Pro | Muse Wonder Full | |
|---|---|---|
| Provider | Moonshot AI | Meta |
| Category | Language models | Language models |
| Status | Generally available | Generally available |
| Headline price | $4.00 / 1M tokens | No data |
| Input | $2.00 / 1M tokens | No data |
| Output | $10.00 / 1M tokens | No data |
| Cached input | $0.20 / 1M tokens | No data |
| Context window | 1.05M | No data |
| Max output | 944k | No data |
| Released | Oct 23, 2026 | Oct 12, 2026 |
| Knowledge cutoff | No data | No data |
| Licence | Proprietary | Proprietary |
| Capabilities | Vision, Reasoning, Tool calling, Structured output, Prompt caching | Vision, Reasoning, Tool calling |
| API model id | kimi-k3.1-pro |
Leader in bold.
| Benchmark | Kimi K3.1 Pro | Muse Wonder Full |
|---|---|---|
| Intelligence Index | No data | 55.8 |
| SciCode | No data | 62.6% |
| Humanity's Last Exam | No data | 53.6% |
| Long-context reasoning (AA-LCR) | No data | 83.7% |
Independent evaluations by Artificial Analysis, run the same way for every model, at the reasoning setting shown. Percentages unless marked as an index.
Choose Kimi K3.1 Pro for the latest release; on the other points the two are level or the data is missing.
A price comparison is not possible: one of them has no comparable published price.
Kimi K3.1 Pro is made by Moonshot AI and Muse Wonder Full by Meta. A price comparison is not possible: one of them has no comparable published price. Only Kimi K3.1 Pro offers structured output, prompt caching.
Kimi K3.1 Pro was released on Oct 23, 2026 and Muse Wonder Full on Oct 12, 2026.